17
¢7105753
¤
1.
Disconnect all po
wer bef
o
re ser
vicing.
2.
For suppl
y connections use copper conductors on
ly
.
3.
Not suitable on systems that e
xceed 150
V to gr
ound.
4.
If an
y of the original wire as supplied with the furnace m
ust be replaced,
it m
ust
be replaced with wiring material ha
ving a temperature rating of at least 105°C.
5.
For suppl
y wire ampacities and o
ver
current pr
otection,
see unit rating plate
.
1.
Couper le courant a
v
ant de faire letretien.
2.
Emplo
yez uniquement des conducteu
rs en cuivre
.
3.
Ne con
vient pas aux installations de plus de 150
V
a la terre
.
7105750
N
NO
TES:
DEFROST BOARD OPERATION:
CLOSES DURING DEFROST. RAITNG: 1 A MAXIMUM
OPENS DURING DEFROST. RATING: 2 HP AT 230 VAC MAXIMUM
CLOSED WHEN “Y” IS ENERGIZED. OPEN WHEN “Y” IS DEENERGIZED.
PROVIDES “OFF” DELAY TIME OF 5 MIN WHEN “Y” IS DEENERGIZED.
WITH DFT CLOSED AND “Y” ENERGIZED, COMPRESSOR RUN TIME IS ACCUMULATED.
OPENING OF DFT DURING DEFROST OR INTERVAL PERIOD RESETS THE INTERVAL TO 0.
1
2
3
4
C
R
S
C
HF
E
DFT
R
W2
0
Y
C
T
2
T
1
DF2
DF1
C
Y
0
W2
R
E
PRESSURE
SWITCH
(IF EQ
UIPPED)
T
O
208/230
V
A
C
PO
WER SUPPL
Y
BLO
W
ER
MO
T
O
R
T1
T3
T4
T2
G
N
L
C
2
3
4
5
6
7
8
9
1
2
3
4
5
6
7
8
9
1
2
3
4
5
6
7
8
9
1
2
3
4
5
6
7
8
9
1
8
7
6
5
4
3
2
1
9
8
7
6
5
4
3
2
1
9
T5
DEFR
OST
SENSOR
COMPRESSOR
CONT
A
C
T
O
R
OUTDOOR F
A
N
MO
T
O
R
COMPRESSOR
DU
AL CAP
A
CIT
O
R
HEA
TER
PLUG
REVERSING
VA
L
V
E
SOLENID
3 AMP
FUSE
DEFR
O
ST
CONTR
OL
BO
ARD
T
O
INDOOR
THERMOST
A
T
T
O
DISCHARGE
AIR SENSOR
BLO
W
ER
RELA
Y
TRANSFORMER
C
R
S
L2
L1
T1
T2
13
56
24
24V
COM
208V
240V
ECONOMIZER JUMPER
HARNESS ASSY
9-WIRE
GB
ECONOMIZER
PLUG
ECONOMIZER
PLUG
BR
O
W
N
WHITE
BLA
C
K
RED
BLUE
YELLO
W
YELLO
W
RED
RED
BLUE
BLA
C
K
GREEN
ORANGE
GREEN
GREY
GREEN
WHITE
WHITE
WHITE
BLA
CK
BLUE
BLA
C
K
BLA
CK
BLA
C
K
BLA
CK
BLA
C
K
ORANGE
WHITE
WHITE
RED
RED
RED
BR
O
W
N
YELLO
W
YELLO
W
GREY
GREEN
BLUE
BLA
C
K
YELLO
W
ORANGE
ORANGE
GREEN/YELLO
W
BLUE
BR
O
W
N
RED
RED
RED RED
RED
Leg
end
Field Wiring
F
a
ctor
y Wiring:
Lo
w V
o
lta
g
e
High V
olta
g
e
Note: See Installation
Instructions for wiring,
application, and
information concerning
accessory Heat Kits and
other options.
ORANGE
WD #7105750
